Rising seas, garbage and heat threaten Brazil’s migratory shorebirds

POTIGUAR BASIN, Brazil — On the estuary beaches where the Atlantic Ocean mixes with freshwater rising from mangrove soils, the shorebird known as the red knot has a single goal: to feed. While one member of the flock keeps watch, the others use their specialized, tireless beaks to capture clams, oysters, snails and earthworms that […]

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